If blacks call with a view contrary to his own," he said, "he's much more apt to be tougher on them than a white caller.
But I know that blacks call it to each other, too.
Other blacks, she says, call her an "Oreo" - black outside, white inside.
Detroit became the city where blacks really did call the political shots.
Other blacks have called the groups divisive and elitist.
Even in slavery, the blacks called the tune.
Prominent blacks called for a federal investigation of the shooting for possible violations of civil rights.
He was revered in the homelands, where the blacks called him "Starkaffir."
The government programs that blacks are calling for here are anathema to them.
They say the anger could boil over as it did in riots - some blacks call them uprisings - in 1981 and 1985.